{config, ...}: {
  # themes."nixos".style = ''
  #   @define-color window_bg_color #1f1f28;
  #   @define-color accent_bg_color #54546d;
  #   @define-color theme_fg_color #f2ecbc;
  #   @define-color error_bg_color #C34043;
  #   @define-color error_fg_color #DCD7BA;
  #
  #   * {
  #     all: unset;
  #   }
  #
  #   popover {
  #     background: lighter(@window_bg_color);
  #     border: 1px solid darker(@accent_bg_color);
  #     border-radius: 18px;
  #     padding: 10px;
  #   }
  #
  #   .normal-icons {
  #     -gtk-icon-size: 16px;
  #   }
  #
  #   .large-icons {
  #     -gtk-icon-size: 32px;
  #   }
  #
  #   scrollbar {
  #     opacity: 0;
  #   }
  #
  #   .box-wrapper {
  #     box-shadow:
  #       0 19px 38px rgba(0, 0, 0, 0.3),
  #       0 15px 12px rgba(0, 0, 0, 0.22);
  #     background: @window_bg_color;
  #     padding: 20px;
  #     border-radius: 20px;
  #     border: 1px solid darker(@accent_bg_color);
  #   }
  #
  #   .preview-box,
  #   .elephant-hint,
  #   .placeholder {
  #     color: @theme_fg_color;
  #   }
  #
  #   .box {
  #   }
  #
  #   .search-container {
  #     border-radius: 10px;
  #   }
  #
  #   .input placeholder {
  #     opacity: 0.5;
  #   }
  #
  #   .input selection {
  #     background: lighter(lighter(lighter(@window_bg_color)));
  #   }
  #
  #   .input {
  #     caret-color: @theme_fg_color;
  #     background: lighter(@window_bg_color);
  #     padding: 10px;
  #     color: @theme_fg_color;
  #   }
  #
  #   .input:focus,
  #   .input:active {
  #   }
  #
  #   .content-container {
  #   }
  #
  #   .placeholder {
  #   }
  #
  #   .scroll {
  #   }
  #
  #   .list {
  #     color: @theme_fg_color;
  #   }
  #
  #   child {
  #   }
  #
  #   .item-box {
  #     border-radius: 10px;
  #     padding: 10px;
  #   }
  #
  #   .item-quick-activation {
  #     background: alpha(@accent_bg_color, 0.25);
  #     border-radius: 5px;
  #     padding: 10px;
  #   }
  #
  #   /* child:hover .item-box, */
  #   child:selected .item-box {
  #     background: alpha(@accent_bg_color, 0.25);
  #   }
  #
  #   .item-text-box {
  #   }
  #
  #   .item-subtext {
  #     font-size: 12px;
  #     opacity: 0.5;
  #   }
  #
  #   .providerlist .item-subtext {
  #     font-size: unset;
  #     opacity: 0.75;
  #   }
  #
  #   .item-image-text {
  #     font-size: 28px;
  #   }
  #
  #   .preview {
  #     border: 1px solid alpha(@accent_bg_color, 0.25);
  #     /* padding: 10px; */
  #     border-radius: 10px;
  #     color: @theme_fg_color;
  #   }
  #
  #   .calc .item-text {
  #     font-size: 24px;
  #   }
  #
  #   .calc .item-subtext {
  #   }
  #
  #   .symbols .item-image {
  #     font-size: 24px;
  #   }
  #
  #   .todo.done .item-text-box {
  #     opacity: 0.25;
  #   }
  #
  #   .todo.urgent {
  #     font-size: 24px;
  #   }
  #
  #   .todo.active {
  #     font-weight: bold;
  #   }
  #
  #   .bluetooth.disconnected {
  #     opacity: 0.5;
  #   }
  #
  #   .preview .large-icons {
  #     -gtk-icon-size: 64px;
  #   }
  #
  #   .keybinds {
  #     padding-top: 10px;
  #     border-top: 1px solid lighter(@window_bg_color);
  #     font-size: 12px;
  #     color: @theme_fg_color;
  #   }
  #
  #   .global-keybinds {
  #   }
  #
  #   .item-keybinds {
  #   }
  #
  #   .keybind {
  #   }
  #
  #   .keybind-button {
  #     opacity: 0.5;
  #   }
  #
  #   .keybind-button:hover {
  #     opacity: 0.75;
  #     cursor: pointer;
  #   }
  #
  #   .keybind-bind {
  #     text-transform: lowercase;
  #     opacity: 0.35;
  #   }
  #
  #   .keybind-label {
  #     padding: 2px 4px;
  #     border-radius: 4px;
  #     border: 1px solid @theme_fg_color;
  #   }
  #
  #   .error {
  #     padding: 10px;
  #     background: @error_bg_color;
  #     color: @error_fg_color;
  #   }
  #
  #   :not(.calc).current {
  #     font-style: italic;
  #   }
  #
  #   .preview-content.archlinuxpkgs {
  #     font-family: monospace;
  #   }    '';
}